v4.2.0 - Dependency Upgrades, Bugfixes & Discord instead of IRC

• chore: update grade 2.9 -> 6.8.2
• chore: update jpastebin 1.0.0 -> 1.0.1
• chore: update copyright
• feat: replace IRC with Discord
• fix: switch to new jenkins
• fix: upload issues to GDrive and Pastebin